EP 1135620 B1 20030226 - SCREW, ESPECIALLY A CONCRETE SCREW
Title (en)
SCREW, ESPECIALLY A CONCRETE SCREW
Title (de)
SCHRAUBE, INSBESONDERE BETONSCHRAUBE
Title (fr)
VIS, EN PARTICULIER VIS POUR BETON
Publication
Application
Priority
- DE 19856512 A 19981208
- EP 9909070 W 19991124
Abstract (en)
[origin: US6514026B1] A screw (1), in particular a concrete screw, for being screwed into a drilled hole (20) comprises a core (2) with a pilot end (3), a lengthwise screw-in direction (5) and a central longitudinal axis (4); and a thread (7), which is designed in a single piece with the core (2) and which comprises a cutting thread (9), the cutting thread (9) extending from the pilot end (3) counter to the lengthwise screw-in direction (5) and having flanks (12, 13), which are substantially parallel to each other, and cutting notches (17), which are open radially outwards; and a standard thread (11), which adjoins the cutting thread (9), with the standard thread (11) substantially having a triangular cross-sectional shape.
IPC 1-7
IPC 8 full level
F16B 25/00 (2006.01)
CPC (source: EP US)
C21D 9/0093 (2013.01 - EP US); F16B 25/00 (2013.01 - EP US); F16B 25/0026 (2013.01 - EP US); F16B 25/0047 (2013.01 - EP US); F16B 25/0052 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
US 6514026 B1 20030204; AT E233376 T1 20030315; AU 1654100 A 20000626; AU 751730 B2 20020829; DE 19856512 A1 20000615; DE 59904404 D1 20030403; EP 1135620 A1 20010926; EP 1135620 B1 20030226; WO 0034671 A1 20000615
DOCDB simple family (application)
US 85770201 A 20010608; AT 99959319 T 19991124; AU 1654100 A 19991124; DE 19856512 A 19981208; DE 59904404 T 19991124; EP 9909070 W 19991124; EP 99959319 A 19991124